CN110732457A - Production method of glass fiber mesh cloth - Google Patents

Production method of glass fiber mesh cloth Download PDF

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Publication number
CN110732457A
CN110732457A CN201911030679.8A CN201911030679A CN110732457A CN 110732457 A CN110732457 A CN 110732457A CN 201911030679 A CN201911030679 A CN 201911030679A CN 110732457 A CN110732457 A CN 110732457A
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China
Prior art keywords
glass fiber
air supply
fiber mesh
oven
mesh cloth
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Granted
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CN201911030679.8A
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Chinese (zh)
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CN110732457B (en
Inventor
田显兵
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NANTONG TOP NEW BUILDING MATERIALS CO Ltd
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NANTONG TOP NEW BUILDING MATERIALS CO Ltd
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Priority to CN201911030679.8A priority Critical patent/CN110732457B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
    • B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
    • B05C3/12—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length
    • B05C3/125—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length the work being a web, band, strip or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
    • B05C11/06—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with a blast of gas or vapour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
    • B05C9/06—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying two different liquids or other fluent materials, or the same liquid or other fluent material twice, to the same side of the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
    • B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
    • B05C9/14—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation involving heating or cooling

Abstract

The invention relates to a method for producing glass fiber mesh fabrics, which comprises the following steps of (1) unreeling glass fiber mesh fabrics, (2) soaking bottom glue on the glass fiber mesh fabrics, (3) drying the glass fiber mesh fabrics, (4) blowing the bottom glue, (5) coating surface glue on the glass fiber mesh fabrics, and (6) rolling the glass fiber mesh fabrics.

Description

Production method of glass fiber mesh cloth
Technical Field
The invention belongs to the technical field of glass fiber mesh cloth, and particularly relates to a production method of glass fiber mesh cloth.
Background
The glass fiber mesh cloth has the characteristics of high tensile and flexural strength, good evacuation stress, good positioning property, convenient use and the like, is widely applied to the aspects of wall body reinforcement, external wall heat preservation, roof waterproofing, ground reinforcement, light building board reinforcement and the like at present , and is an ideal inorganic non-metal engineering material in the building industry.
At present, glass fiber net check cloth loops through unreeling roller, tension adjusting roller set, the primer pond, drying mechanism, face glues pond and wind-up roll production and forms, wherein, glass fiber net check cloth passes through primer pond submergence primer, then send to and dry in the drying mechanism, this in-process, the primer volume on the glass fiber net check cloth that passes through the primer pond after the glass fiber net check cloth ratio of primer pond earlier is sufficient, make the primer volume on the glass fiber net check cloth not send, the cloth cover is unsmooth, thickness is uneven, and then make the docile nature of glass fiber net check cloth poor, product quality is not good.
Therefore, it is necessary to develop methods for producing fiberglass mesh cloth, which can improve the conformability and product quality of fiberglass mesh cloth.
Disclosure of Invention
The invention aims to provide methods for producing glass fiber mesh cloth, which can improve the conformability and product quality of the glass fiber mesh cloth.
In order to solve the technical problems, the technical scheme of the invention is that the production method of glass fiber mesh fabrics is characterized by comprising the following steps:
step 1: unreeling glass fiber mesh cloth: unreeling the glass fiber gridding cloth on the unreeling roller to the tension adjusting roller set, and caching the glass fiber gridding cloth to the tension adjusting roller set at the speed of 6-10 m/s;
step 2: dipping the glass fiber mesh cloth into primer: enabling the glass fiber mesh cloth on the tension adjusting roller group to penetrate through the bottom glue pool at the speed of 6-10 m/s, and infiltrating the bottom glue through a pressing roller on the bottom glue pool;
step 3, drying the glass fiber mesh cloth, namely conveying the glass fiber mesh cloth soaked with the primer in the step 2 to a drying mechanism, firstly passing through a th reversing roller set in a drying oven in the drying mechanism, upwards bypassing a th reversing roller along the inner wall of the drying oven, and simultaneously drying the glass fiber mesh cloth soaked with the primer at the temperature of 170-190 ℃ for 15-25 s until the primer on the glass fiber mesh cloth is in a semi-solidified state;
and 4, step 4: bottom glue wind sweeping treatment: when the primer on the glass fiber mesh cloth is dried to be in a semi-solidified state, opening a special glue mixing mechanism, blowing the primer in the oven downwards at the wind speed of 4-5.5 m/s and the downward inclination angle of 30-45 degrees, blowing the primer in the oven in the semi-solidified state on the glass fiber mesh cloth downwards, and continuously drying at the temperature of 170-190 ℃ for 35-45 s;
step 5, coating surface glue on the glass fiber gridding cloth, namely, downwards passing the glass fiber gridding cloth subjected to the bottom glue wind sweeping treatment through an th reversing roller group output oven at the speed of 6-10 m/s and winding the glass fiber gridding cloth on a brush roller of a surface glue pool to coat the surface glue;
step 6: rolling glass fiber mesh cloth: and (4) enabling the glass fiber mesh cloth coated with the surface adhesive in the step (5) to enter a second lower reversing roller set in the oven at the speed of 6-10 m/s, and upward bypassing a second upper reversing roller along the inner wall of the oven and downward passing through the second lower reversing roller set to be output to a winding roller for winding and winding.
, the special spin coater in step 4 comprises
The air supply device is arranged on the base outside the oven;
the air supply main pipe is arranged on the base outside the oven through the supporting seat and is communicated with the air supply device;
the L-shaped air supply pipes are uniformly arranged in rows, each L-shaped air supply pipe is arranged on the inner wall of the oven close to the th upper reversing roller, and the end part of each L-shaped air supply pipe extending out of the oven is communicated with the air supply main pipe;
and the air supply branch pipe is arranged on the L-shaped air supply pipe, and the air supply branch pipe and the L-shaped air supply pipe are obliquely arranged, so that air is blown out along the inner wall of the oven in a way of inclining downwards by 30-45 degrees.
, the air supply branch pipe is a branch pipe with openings at two ends, and the air supply branch pipe is arranged by inclining the L-shaped air supply pipe downwards by 30-45 degrees.
, the air supply branch pipes are end-closed branch pipes, each air supply branch pipe is arranged by an L-shaped air supply pipe in an upward inclined manner by 45-60 degrees, and a plurality of air blowing holes are uniformly distributed on the lower side wall of each air supply branch pipe.
The invention has the advantages that:
(1) compared with the existing production method, the production method of the glass fiber mesh cloth has the advantages that the glue homogenizing mechanism is additionally arranged on the drying mechanism, the glue is blown downwards at the wind speed of 4-5.5 m/s and the angle of inclination of 30-45 degrees to blow the primer in a semi-solidified state on the glass fiber mesh cloth in the oven, so that the thickness of the primer on the front glass fiber mesh cloth and the back glass fiber mesh cloth is uniform , the unevenness of the cloth surface is avoided, the glass fiber mesh cloth is ensured to have good conformability, and the quality of the product is greatly improved;
(2) the invention relates to a production method of glass fiber mesh cloth, wherein an air supply branch pipe can be arranged on an L-shaped air supply pipe in an upward inclined mode, an air blowing hole is formed in the lower side wall of the air supply branch pipe, the air supply branch pipe can also be arranged on the L-shaped air supply pipe in a downward inclined mode, and air can be blown out along the inner wall of an oven in an inclined mode by 30-45 degrees, so that the structure is diversified.
Drawings
The invention is described in further detail with reference to the figures and the detailed description.
FIG. 1 is a schematic structural diagram of a production apparatus in the production method of a glass fiber mesh fabric according to the embodiment.
Fig. 2 is another connection structures of the L-shaped air delivery pipe and the air delivery branch pipe in fig. 1.
FIG. 3 is a schematic structural view of a production apparatus in the production method of a glass fiber mesh fabric of a comparative example.
Detailed Description
The following examples are presented to enable one of ordinary skill in the art to more fully understand the present invention and are not intended to limit the scope of the embodiments described herein.
Examples
The production device used in the production method of the glass fiber mesh cloth of the embodiment comprises an unwinding roller 1, a tension adjusting roller group 2, a bottom glue tank 3, a drying mechanism 4, a surface glue tank 5, a winding roller 6 and a glue homogenizing mechanism 7 which are sequentially arranged as shown in fig. 1.
Unreel roller 1 and set up on support bases through the bearing frame, unreel and be provided with glass fiber net cloth on roller 1, twine the glass fiber net cloth that a plurality of self-unreel on roller 1 on the tension adjusting roller group 2.
The bottom glue pool 3 is internally provided with bottom glue, the bottom glue pool 3 is provided with press rolls 31 partially immersed in the bottom glue pool 3, the drying mechanism 4 comprises an oven 42 provided with a base 41, a upper reversing roll 43, a second upper reversing roll 44, a lower reversing roll set 45 and a second lower reversing roll 46 which are arranged in the oven 42, the lower reversing roll set 45 is positioned below the upper reversing roll 43 and is arranged on the same side wall of the oven 42, and the second lower reversing roll 46 is positioned below the second upper reversing roll 44 and is arranged on the other side wall of the oven 42.
The surface glue pond 5 is internally provided with surface glue, the surface glue pond 5 is provided with brush rolls 51 partially immersed in the surface glue pond 5, and the winding roll 6 is arranged at the output end of the surface glue pond 5.
The glue homogenizing mechanism 7 comprises an air supply device 71, an air supply main pipe 72, a plurality of rows of uniformly arranged L-shaped air supply pipes 73 and air supply branch pipes 74 arranged on the L-shaped air supply pipes, wherein the air supply device 71 is arranged on the base 41 outside the oven 42, and in the embodiment, the air supply device 71 can be an air supply blower, an air compressor or other devices capable of supplying air.
The air supply main pipe 72 is arranged on the base 41 on the outer side of the oven 42 through the supporting seat 8, the air supply main pipe 72 is communicated with the air supply device 71, the L-shaped air supply pipes 73 are arranged on the inner wall of the oven close to the th reversing roller 43, the end parts of the L-shaped air supply pipes 73 extending out of the oven 42 are communicated with the air supply main pipe 72, the air supply branch pipes 74 are branch pipes with openings at two ends, the air supply branch pipes 74 are arranged by inclining the L-shaped air supply pipes 73 downwards by 30-45 degrees, as shown in figure 2, in the embodiment, the air supply branch pipes 74 can also be branch pipes with openings at ends and sealing ends, the air supply branch pipes 74 are arranged by inclining the L-shaped air supply pipes 73 upwards by 45 degrees, and a plurality of air blowing holes 75.
The production method of the glass fiber mesh cloth comprises the following steps:
step 1: unreeling glass fiber mesh cloth: unreeling the glass fiber gridding cloth on the unreeling roller 1 to the tension adjusting roller group 2, caching the glass fiber gridding cloth to the tension adjusting roller group 2 at the speed of 6-10 m/s, and caching the glass fiber gridding cloth to the tension adjusting roller group 2 at the speed of 8 m/s;
step 2: dipping the glass fiber mesh cloth into primer: enabling the glass fiber mesh cloth on the tension adjusting roller group 2 to penetrate through the bottom glue pool 3 at the speed of 6-10 m/s, and infiltrating the bottom glue through a press roller 31 on the bottom glue pool 3, wherein the glass fiber mesh cloth on the tension adjusting roller group 2 specifically penetrates through the bottom glue pool 3 at the speed of 8 m/s;
step 3, drying the glass fiber mesh cloth, namely conveying the glass fiber mesh cloth soaked with the primer in the step 2 to a drying mechanism 4, firstly passing through an th reversing roller set 45 in an oven 42 in the drying mechanism 4, upwards bypassing a th reversing roller 43 along the inner wall of the oven 42, and simultaneously drying the glass fiber mesh cloth soaked with the primer at the temperature of between 170 and 190 ℃ for 15 to 25 seconds until the primer on the glass fiber mesh cloth is in a semi-solidified state, wherein the drying temperature in the step is 180 ℃ and the drying time is 20 seconds;
and 4, step 4: bottom glue wind sweeping treatment: when the primer on the glass fiber mesh cloth is dried to be in a semi-solidified state, opening the special glue homogenizing mechanism 7, blowing the primer in the semi-solidified state on the glass fiber mesh cloth in the oven 42 downwards at a wind speed of 4-5.5 m/s and inclining downwards by 30-45 degrees, and continuously drying at 170-190 ℃ for 35-45 s, wherein in the implementation step, the step is specifically that the primer in the semi-solidified state on the glass fiber mesh cloth in the oven 42 is blown downwards at a wind speed of 5m/s and inclining downwards by 45 degrees, and the step is continuously dried at 180 ℃ for 40 s;
step 5, coating surface glue on the glass fiber gridding cloth, namely winding the glass fiber gridding cloth subjected to bottom glue wind sweeping treatment on a brush roll 51 of a surface glue pool 5 through an output oven 42 of a th reversing roller set 45 at the speed of 6-10 m/s, and coating the surface glue on the brush roll 51 of the surface glue pool 5 through the output oven 42 of the th reversing roller set 45 at the speed of 8 m/s;
step 6: rolling glass fiber mesh cloth: and (3) enabling the glass fiber mesh cloth coated with the surface glue in the step (5) to enter a second lower reversing roller set 46 in the oven at the speed of 6-10 m/s, and upwards bypassing a second upper reversing roller 44 along the inner wall of the oven and downwards passing through the second lower reversing roller set 46 to be output to a winding roller 6 to be wound, wherein in the step, the glass fiber mesh cloth coated with the surface glue in the step (5) still enters the second lower reversing roller set 46 in the oven at the speed of 8 m/s.
Comparative example
The production device used in the production method of the glass fiber mesh cloth of the comparative example comprises an unreeling roller 1, a tension adjusting roller group 2, a primer pool 3, a drying mechanism 4, a surface glue pool 5 and a reeling roller 6 which are sequentially arranged as shown in fig. 3.
Unreel roller 1 and set up on support bases through the bearing frame, unreel and be provided with glass fiber net cloth on roller 1, twine the glass fiber net cloth that a plurality of self-unreel on roller 1 on the tension adjusting roller group 2.
The bottom glue pool 3 is internally provided with bottom glue, the bottom glue pool 3 is provided with press rolls 31 partially immersed in the bottom glue pool 3, the drying mechanism 4 comprises an oven 42 provided with a base 41, a upper reversing roll 43, a second upper reversing roll 44, a lower reversing roll set 45 and a second lower reversing roll 46 which are arranged in the oven 42, the lower reversing roll set 45 is positioned below the upper reversing roll 43 and is arranged on the same side wall of the oven 42, and the second lower reversing roll 46 is positioned below the second upper reversing roll 44 and is arranged on the other side wall of the oven 42.
The surface glue pond 5 is internally provided with surface glue, the surface glue pond 5 is provided with brush rolls 51 partially immersed in the surface glue pond 5, and the winding roll 6 is arranged at the output end of the surface glue pond 5.
The production method of the glass fiber mesh cloth of the comparative example specifically comprises the following steps:
step 1: unreeling glass fiber mesh cloth: unreeling the glass fiber gridding cloth on the unreeling roller 1 to the tension adjusting roller group 2, caching the glass fiber gridding cloth to the tension adjusting roller group 2 at the speed of 6-10 m/s, and caching the glass fiber gridding cloth to the tension adjusting roller group 2 at the speed of 8 m/s;
step 2: dipping the glass fiber mesh cloth into primer: enabling the glass fiber mesh cloth on the tension adjusting roller group 2 to penetrate through the bottom glue pool 3 at the speed of 6-10 m/s, and infiltrating the bottom glue through a press roller 31 on the bottom glue pool 3, wherein the glass fiber mesh cloth on the tension adjusting roller group 2 specifically penetrates through the bottom glue pool 3 at the speed of 8 m/s;
and step 3: drying the glass fiber mesh cloth: conveying the glass fiber mesh cloth soaked with the primer in the step 2 to a drying mechanism 4, and drying the glass fiber mesh cloth soaked with the primer at the temperature of 170-190 ℃ for 50-70 s, wherein the drying temperature in the step is 180 ℃ and the drying time is 60 s;
step 4, coating surface glue on the glass fiber gridding cloth, namely winding the dried glass fiber gridding cloth on a brush roller 51 of a surface glue pool 5 through an output oven 42 of a reversing roller set 45 below at the speed of 6-10 m/s, and coating the surface glue on the brush roller 51 of the surface glue pool 5 through the output oven 42 of the reversing roller set 45 below at the speed of 8 m/s;
and 5: rolling glass fiber mesh cloth: and (3) enabling the glass fiber mesh cloth coated with the surface glue in the step (5) to enter a second lower reversing roller set 46 in the oven at the speed of 6-10 m/s, and upwards bypassing a second upper reversing roller 44 along the inner wall of the oven and downwards passing through the second lower reversing roller set 46 to be output to a winding roller 6 to be wound, wherein in the step, the glass fiber mesh cloth coated with the surface glue in the step (5) still enters the second lower reversing roller set 46 in the oven at the speed of 8 m/s.
The glass fiber mesh cloth on the unwinding roller in the examples and the comparative examples adopts the same standard glass fiber mesh cloth, the total drying time in the production process is seconds, which is 60 seconds, in addition, the primer soaking procedure and the face glue coating procedure are seconds, and the finished glass fiber mesh cloth products produced in the examples and the comparative examples are detected, and the detection results are shown in the following table.
Examples Comparative example
Thickness of glue amount A thickness of Uneven thickness, many and few
Quality of cloth surface The cloth surface is smooth and almost has no unevenness Large area unevenness of cloth surface
As can be seen from the above table, compared with the existing production method, the production method of the glass fiber mesh cloth provided by the invention has the advantages that the glue homogenizing mechanism is additionally arranged on the drying mechanism, the glue is blown downwards at the wind speed of 4-5.5 m/s and the angle of inclination is 30-45 degrees to blow the primer in the semi-solidified state on the glass fiber mesh cloth in the drying oven downwards, so that the thickness of the primer on the front and rear glass fiber mesh cloths is uniform and is uniform, the unevenness of the cloth surface is avoided, the glass fiber mesh cloth is ensured to have good fitting performance, and the quality of the product is greatly improved.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

  1. The production method of 1, glass fiber mesh cloth is characterized by comprising the following steps:
    step 1: unreeling glass fiber mesh cloth: unreeling the glass fiber gridding cloth on the unreeling roller to the tension adjusting roller set, and caching the glass fiber gridding cloth to the tension adjusting roller set at the speed of 6-10 m/s;
    step 2: dipping the glass fiber mesh cloth into primer: enabling the glass fiber mesh cloth on the tension adjusting roller group to penetrate through the bottom glue pool at the speed of 6-10 m/s, and infiltrating the bottom glue through a pressing roller on the bottom glue pool;
    step 3, drying the glass fiber mesh cloth, namely conveying the glass fiber mesh cloth soaked with the primer in the step 2 to a drying mechanism, firstly passing through a th reversing roller set in a drying oven in the drying mechanism, upwards bypassing a th reversing roller along the inner wall of the drying oven, and simultaneously drying the glass fiber mesh cloth soaked with the primer at the temperature of 170-190 ℃ for 15-25 s until the primer on the glass fiber mesh cloth is in a semi-solidified state;
    and 4, step 4: bottom glue wind sweeping treatment: when the primer on the glass fiber mesh cloth is dried to be in a semi-solidified state, opening a special glue mixing mechanism, blowing the primer in the oven downwards at the wind speed of 4-5.5 m/s and the downward inclination angle of 30-45 degrees, blowing the primer in the oven in the semi-solidified state on the glass fiber mesh cloth downwards, and continuously drying at the temperature of 170-190 ℃ for 35-45 s;
    step 5, coating surface glue on the glass fiber gridding cloth, namely, downwards passing the glass fiber gridding cloth subjected to the bottom glue wind sweeping treatment through an th reversing roller group output oven at the speed of 6-10 m/s and winding the glass fiber gridding cloth on a brush roller of a surface glue pool to coat the surface glue;
    step 6: rolling glass fiber mesh cloth: and (4) enabling the glass fiber mesh cloth coated with the surface adhesive in the step (5) to enter a second lower reversing roller set in the oven at the speed of 6-10 m/s, and upward bypassing a second upper reversing roller along the inner wall of the oven and downward passing through the second lower reversing roller set to be output to a winding roller for winding and winding.
  2. 2. A method of producing a glass fibre scrim as claimed in claim 1, wherein: the special glue homogenizing mechanism in the step 4 comprises
    The air supply device is arranged on the base outside the oven;
    the air supply main pipe is arranged on the base outside the oven through the supporting seat and is communicated with the air supply device;
    the L-shaped air supply pipes are uniformly arranged in rows, each L-shaped air supply pipe is arranged on the inner wall of the oven close to the th upper reversing roller, and the end part of each L-shaped air supply pipe extending out of the oven is communicated with the air supply main pipe;
    and the air supply branch pipe is arranged on the L-shaped air supply pipe, and the air supply branch pipe and the L-shaped air supply pipe are obliquely arranged, so that air is blown out along the inner wall of the oven in a way of inclining downwards by 30-45 degrees.
  3. 3. A method of producing a glass fibre scrim as claimed in claim 2, wherein: the air supply branch pipe is a branch pipe with openings at two ends, and the air supply branch pipe is arranged by inclining the L-shaped air supply pipe downwards by 30-45 degrees.
  4. 4. The method for producing the glass fiber mesh fabric according to claim 2, wherein the air supply branch pipes are end-closed branch pipes, each air supply branch pipe is arranged by an L-shaped air supply pipe inclining upwards by 45-60 degrees, and a plurality of air blowing holes are uniformly distributed on the lower side wall of each air supply branch pipe.
CN201911030679.8A 2019-10-28 2019-10-28 Production method of glass fiber mesh cloth Active CN110732457B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN110732457B CN110732457B (en) 2021-02-12

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007076078A (en) * 2005-09-13 2007-03-29 Toyo Tire & Rubber Co Ltd Method for producing glass fiber-reinforced rigid polyurethane foam
CN101085563A (en) * 2007-07-05 2007-12-12 广东科达机电股份有限公司 Nano-plate plane glue distributing device and method
KR100923414B1 (en) * 2009-03-04 2009-10-27 주식회사화인인더스트리 Method for manufacturing hologram sheet
JP2011051198A (en) * 2009-09-01 2011-03-17 Toppan Printing Co Ltd Method and apparatus for manufacturing laminated film
CN106078382A (en) * 2016-07-28 2016-11-09 东莞市上为实业有限公司 The process units of Environment-friendlymagnesium magnesium oxide decorative panel
CN109049962A (en) * 2018-05-25 2018-12-21 南通拓普新型建材有限公司 A kind of fiberglass gridding cloth process units

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007076078A (en) * 2005-09-13 2007-03-29 Toyo Tire & Rubber Co Ltd Method for producing glass fiber-reinforced rigid polyurethane foam
CN101085563A (en) * 2007-07-05 2007-12-12 广东科达机电股份有限公司 Nano-plate plane glue distributing device and method
KR100923414B1 (en) * 2009-03-04 2009-10-27 주식회사화인인더스트리 Method for manufacturing hologram sheet
JP2011051198A (en) * 2009-09-01 2011-03-17 Toppan Printing Co Ltd Method and apparatus for manufacturing laminated film
CN106078382A (en) * 2016-07-28 2016-11-09 东莞市上为实业有限公司 The process units of Environment-friendlymagnesium magnesium oxide decorative panel
CN109049962A (en) * 2018-05-25 2018-12-21 南通拓普新型建材有限公司 A kind of fiberglass gridding cloth process units

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